Kora

Olga Aleksandra Sipowicz (née Ostrowska; formerly Jackowska; 8 June 1951 – 28 July 2018), also known by the mononym of Kora, was a Polish rock vocalist and songwriter. She was the lead singer of the rock band Maanam from 1976 to 2008. Jackowska also provided the voice of Edna Mode in the Polish dubs of both Incredibles films.

Jackowska was diagnosed with ovarian cancer in 2013, and she died from the disease on 28 July 2018, age 67.